The temperature on May 11, 1871 was about 12.1 °C. The air pressure was 1 kgf/m2 and came mainly from the west-northwest. The atmospheric humidity was 53%. Source: KNMI
From June 4, 1868 till January 4, 1871 the Netherlands had a cabinet Van Bosse - Fock with the prime ministers Mr. P.P. van Bosse (liberaal) and Mr. C. Fock (liberaal).
In The Netherlands , there was from January 4, 1871 to July 6, 1872 the cabinet Thorbecke III, with Mr. J.R. Thorbecke (liberaal) as prime minister.
January 18 » Wilhelm I of Germany is proclaimed Kaiser Wilhelm in the Hall of Mirrors of the Palace of Versailles (France) towards the end of the Franco-Prussian War. Wilhelm already had the title of German Emperor since the constitution of 1 January 1871, but he had hesitated to accept the title.
May 21 » French troops invade the Paris Commune and engage its residents in street fighting. By the close of "Bloody Week", some 20,000 communards have been killed and 38,000 arrested.
July 20 » British Columbia joins the confederation of Canada.
October 8 » The Great Chicago Fire and the much deadlier Peshtigo Fire break out.
October 24 » An estimated 17 to 20 Chinese immigrants are lynched in Los Angeles, California.
December 24 » The opera Aida premieres in Cairo, Egypt.
Day of death August 26, 1942
The temperature on August 26, 1942 was between 13.1 °C and 25.5 °C and averaged 19.9 °C. There was 12.3 hours of sunshine (88%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
January 13 » Henry Ford patents a plastic automobile, which is 30% lighter than a regular car.
February 9 » World War II: Top United States military leaders hold their first formal meeting to discuss American military strategy in the war.
June 11 » Free French Forces retreat from Bir Hakeim after having successfully delayed the Axis advance.
August 6 » Queen Wilhelmina of the Netherlands becomes the first reigning queen to address a joint session of the United States Congress.
September 12 » World War II: First day of the Battle of Edson's Ridge during the Guadalcanal Campaign. U.S. Marines protecting Henderson Field are attacked by Japanese troops.
September 21 » The Holocaust in Ukraine: On the Jewish holiday of Yom Kippur, Nazis send over 1,000 Jews of Pidhaitsi to Bełżec extermination camp.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I55897.php : accessed October 2, 2026), "Pieter Graalman (1871-1942)".
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